Sand control technology may be determined according to the classified log sedimentary facies and has got initial results.
根据测井划分的沉积相确定防砂工艺，也取得了初步成果。
Sedimentary environment and its evolution, distribution of sedimentary facies and sand bodies are discussed on the base of the data of log, drilling and c, o isotope.
本文利用测井、钻井和C、O同位素等资料，研究了核二段各砂组沉积时期的沉积环境、相带分布、砂体展布以及沉积演化规律。
Sedimentary facies study integrating drilling, log and seismic data and using sequence stratigraphy is a base of petroleum exploration.
综合钻井、测井和地震资料，用层序地层学方法进行沉积相研究是油气勘探的基础。
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